:root{color-scheme:dark;--bg:#0b1018;--card:#131b27;--line:#263244;--muted:#99a8ba;--accent:#a9f078}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:#edf2f7;font:15px/1.6 Segoe UI,Arial,sans-serif}aside{position:fixed;width:240px;height:100vh;padding:36px 25px;border-right:1px solid var(--line);background:#0e1520}.brand{display:flex;gap:13px;align-items:center;font-size:30px;color:var(--accent);text-decoration:none;margin-bottom:60px}.brand span{font-size:21px;font-weight:650;color:white}.brand small{display:block;font-size:10px;letter-spacing:5px;color:var(--muted)}.nav{padding:13px 15px;margin:6px 0;color:var(--muted);border-radius:8px}.nav.active{background:#202e2b;color:var(--accent)}.aside-bottom{position:absolute;bottom:30px;font-size:12px}.aside-bottom small{color:var(--muted)}i{display:inline-block;width:7px;height:7px;background:var(--accent);border-radius:100%}main{margin-left:240px;padding:0 50px 50px;max-width:1600px}header{height:86px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:10px;letter-spacing:2px;color:var(--muted)}.intro{padding:48px 0 36px;position:relative}.eyebrow,.number{font-size:11px;letter-spacing:2px;color:var(--accent)}h1{font-size:42px;letter-spacing:-1.5px;line-height:1.2;margin:15px 0}p{color:var(--muted)}.badge{position:absolute;right:0;bottom:55px;border:1px solid #364c38;color:var(--accent);padding:7px 12px;border-radius:30px;font-size:12px}.card{padding:28px;background:var(--card);border:1px solid var(--line);border-radius:12px}h2{font-size:21px;margin:8px 0}.card p{font-size:13px}.grid{display:grid;grid-template-columns:1fr 1.1fr;gap:22px;margin-top:25px}label{display:block;font-size:12px;color:#bdc9d7;margin:17px 0}input,textarea,select{display:block;width:100%;margin-top:7px;padding:12px;border:1px solid #354155;border-radius:6px;background:#0c1420;color:white;font:inherit}textarea{font-family:Consolas,monospace}button{background:var(--accent);color:#182315;border:0;border-radius:6px;padding:12px 18px;cursor:pointer;font-weight:650}button.secondary{background:transparent;border:1px solid #3a495c;color:#d2deeb;margin:6px}.section-title{display:flex;justify-content:space-between;align-items:center}.section-title span{font-size:12px;background:#27382d;color:var(--accent);padding:3px 8px;border-radius:5px}.device{display:flex;align-items:center;gap:20px;padding:22px;border:1px solid var(--line);border-radius:10px;background:var(--card);margin-top:12px}.device-icon{font-size:30px;color:var(--accent)}.device strong{display:block}.device small{color:var(--muted)}.device .state{margin-left:auto;color:var(--accent);font-size:12px}.empty{border:1px dashed #354155;padding:30px;color:var(--muted);text-align:center;border-radius:10px}.footnote{font-size:12px}#login{max-width:500px}#message{color:var(--accent);padding-bottom:15px}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #bcf89b;outline-offset:3px}[hidden]{display:none!important}@media(max-width:900px){aside{position:static;width:auto;height:auto;padding:15px}.brand{margin:0}.nav,.aside-bottom{display:none}main{margin:0;padding:0 20px 25px}.grid{grid-template-columns:1fr}h1{font-size:32px}.badge{position:static}}

fieldset{border:0;padding:0;margin:0;min-width:0}.check{display:flex;gap:10px;align-items:center}.check input{width:auto;margin:0}button:disabled{opacity:.55;cursor:not-allowed}button[aria-busy="true"]{cursor:wait}#importStatus{color:var(--accent);font-size:13px}

.saved-playlist{padding:18px 0;border-top:1px solid #304155}.saved-playlist form{display:flex;gap:12px;flex-wrap:wrap}.saved-playlist input{max-width:260px}.saved-playlist details{margin-top:14px}.saved-playlist details>div{max-height:320px;overflow:auto}.saved-playlist summary{cursor:pointer}

.download{margin-bottom:24px}.download-button{display:inline-block;background:var(--accent);color:#182315;border-radius:6px;padding:12px 20px;text-decoration:none;font-weight:650}.saved-playlist form{margin-top:14px}

.service-notice article+article{border-top:1px solid rgba(255,255,255,.1);margin-top:20px;padding-top:16px}.service-notice h3{font-size:15px;margin:0 0 8px}.service-notice p{line-height:1.7;max-width:100%;margin-bottom:0}

.install-guide{margin-bottom:24px}.install-guide h3{margin-top:30px}.install-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.install-step{padding:20px;border:1px solid var(--line);border-radius:12px;background:#0e1622}.install-art{display:block;width:100%;height:150px;color:var(--accent);background:radial-gradient(ellipse at center,#233a32,transparent 72%);margin-bottom:16px}.install-step h4{font-size:17px;margin:8px 0}.install-step p{line-height:1.75}.install-guide a{color:var(--accent)}.install-note{margin-top:24px}@media(max-width:1100px){.install-steps{grid-template-columns:1fr}.install-art{height:140px}}

.brand{display:block}.brand-logo{display:block;width:100%;max-width:240px;height:auto;aspect-ratio:3/1;object-fit:contain}.brand-caption{display:block;margin-top:8px;color:var(--muted);font-size:10px;letter-spacing:3px}.brand:focus-visible{outline:3px solid var(--accent);outline-offset:6px}@media(max-width:900px){.brand-logo{width:200px}.brand-caption{margin-top:0}}

.login-shortcut{display:block;background:var(--accent);color:#182315;text-decoration:none;font-weight:700;border-radius:8px;padding:12px 16px;margin-bottom:20px}.login-shortcut:hover{background:#bdf795}.login-shortcut:focus-visible{outline:3px solid white;outline-offset:4px}#login{scroll-margin-top:24px}@media(max-width:900px){.login-shortcut{display:inline-block;margin:14px 0 0;min-width:160px}}

.dealer-shortcut{display:block;color:var(--muted);text-decoration:none;padding:9px 2px;margin-bottom:14px}.dealer-shortcut:hover{color:var(--accent)}body[data-portal="dealer"] #workspace>section:first-child{margin:24px 0}body[data-portal="dealer"] #dealerCustomerForm{max-width:500px}

.activation-form{display:grid;gap:6px;margin-top:12px;max-width:450px}.activation-form label{margin:5px 0}